Keyboard packaging box



FIG. 1 is the perspective view of a keyboard packaging box showing my new design;

FIG. 2 is a front elevational view thereof, the rear view being identical;

FIG. 3 is a side elevational view thereof, the opposite side being a mirror image;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a keyboard packaging box, as shown and described. 